Balance of Terror: Phaser explosions
Phaser detonations have been re-animated with a blue hue and the dust/scratches have been eliminated.
Balance of Terror: Romulan energy weapon
The Romulan energy weapon threatens the Enterprise.
In the revised version, the weapon is more textured and fiery in nature.
Balance of Terror: New Romulan establishing shot
This cgi image completely replaces the original establishing shot.
Balance of Terror: Enterprise takes damage
The Enterprise lists after taking damage. The revised version shows the starship rotating as it loses attitude control.
Balance of Terror: New Enterprise establishing shot
This new establishing shot focuses on the bridge and upper saucer section.